XML 48 R38.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Business Combination (Details 2) | 12 Months Ended
--- | ---
Dec. 31, 2017 USD ($)
Business Acquisition [Line Items] |
Total acquired assets, Estimated Fair Value | $ 3,952,000
Subscriber relationships [Member] |
Business Acquisition [Line Items] |
Total acquired assets, Estimated Fair Value | $ 1,940,000
Estimated Useful Life in Years | 3 years
Trade names, trademarks, product names, URLs [Member] |
Business Acquisition [Line Items] |
Total acquired assets, Estimated Fair Value | $ 1,000,000
Estimated Useful Life in Years | 5 years
Internally developed software [Member] |
Business Acquisition [Line Items] |
Total acquired assets, Estimated Fair Value | $ 730,000
Estimated Useful Life in Years | 5 years
Lead pool [Member] |
Business Acquisition [Line Items] |
Total acquired assets, Estimated Fair Value | $ 282,000
Estimated Useful Life in Years | 2 years

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of intangible assets, excluding goodwill, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=peer_SubscriberRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksAndTradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=peer_InternallyDevelopedSoftwareMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=peer_LeadPoolMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |